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NVIDIA Jetson Xavier - HDAV Subsystem JPEG processing block

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Previous: Processors/HDAV Subsystem/Video Decoder Index Next: Processors/HDAV Subsystem/Compositor








The JPEG processing block is responsible for JPEG compression, decompression, image scaling, decoding (YUV420, YUV422H/V, YUV444, YUV400), and color space conversion (RGB to YUV).

Features

  • JPEG codec (8/12 bits per channel)
  • JPEG2000 codec (8-16 bits per channel)

Input (encode) format:

  • Subsample format: YUV420
  • Resolution (up to): 16K x 16K
  • Pixel pack format
    • Semi-planar/Planar for 420

Output (decode) formats:

  • Resolution (up to): 16K x 16K
  • Pixel pack format
    • Semi-planar/Planar for YUV420
    • YUY2/Planar for 422H/422V
    • Planar for YUV444/YUV

NVIDIA Hardware Accelerated GStreamer JPEG Plugins

Plugin Description
nvjpegenc JPEG encoder element
nvjpegdec JPEG decoder element

Multimedia API

The Multimedia API provides the NvJpegEncoder and the NvJpegDecoder helper classes. The examples located in ~/tegra_multimedia_api/samples/05_jpeg_encode and ~/tegra_multimedia_api/samples/06_jpeg_decode provide more information on how to use this API.



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